Mozilla FireFox - FireFox is a fast, highly customizable browser. I have used it for years and it is the first thing I install after a new PC is built or clean install done.

ESET Smart Security 4 - One of the best and fastest protection packages available. Before this I tested Kaspersky, Norton, and OneCare, Nod 32 is best for me.

Auslogics Disk Defrag, A great third party utility for defragging your hard drive. Has a visual display of its progress and for a free program does an excellent job of keeping your hard drive running smoothly.